package demo_02;

import java.sql.Connection;
import java.sql.PreparedStatement;

/*public class Demo_01 {
    public static void main(String[] args) {
        String namee,pwd,email,birthday;
        String sql="insert user(name,pwd,email,birthdry) values (?,?,?,?)";
        Connection conn = null;
        PreparedStatement stmt = conn.prepareStatement(sql);
        stmt.setString(1,namee);
        stmt.setString(2,namee);
        stmt.setString(3,namee);
        stmt.setString(4,namee);
    }
    public int executeUpdate(String sql,String...args){
        return 0;
    }
}*/
